Pith Number

pith:YU4LHQ3V

pith:2018:YU4LHQ3VXME77ALZBA3AU65DLQ

not attested not anchored not stored refs pending

The GALAH Survey: Verifying abundance trends in the open cluster M67 using non-LTE spectroscopy

Aaron Dotter, Anish M. Amarsi, Borja Anguiano, Daniel B. Zucker, David M. Nataf, Dennis Stello, Elaina A. Hyde, Gary Da Costa, Gayandhi M. De Silva, Geraint F. Lewis, Jane Lin, Janez Kos, Jeffrey D. Simpson, Jonathan Horner, Joss Bland-Hawthorn, Karin Lind, Katharine. J. Schlesinger, Ken C. Freeman, Ly Duong, Martin Asplund, Prajwal R. Kafle, Sanjib Sharma, Sarah L. Martell, Sven Buder, the GALAH collaboration, Thomas Nordlander, Tomaz Zwitter, Valentina D'Orazi, Warren Reid, Xudong Gao, Yuan-Sen Ting

arxiv:1804.06394 v2 · 2018-04-17 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YU4LHQ3VXME77ALZBA3AU65DLQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:06:04.358421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c538b3c375bb09ff817908360a7ba35c04945028035d7e8f6839537bfefd0ac0

Aliases

arxiv: 1804.06394 · arxiv_version: 1804.06394v2 · doi: 10.48550/arxiv.1804.06394 · pith_short_12: YU4LHQ3VXME7 · pith_short_16: YU4LHQ3VXME77ALZ · pith_short_8: YU4LHQ3V

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YU4LHQ3VXME77ALZBA3AU65DLQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c538b3c375bb09ff817908360a7ba35c04945028035d7e8f6839537bfefd0ac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d31b97b102221889a6c4e7093a8aa4827dde2278bd852641a1090952cdf54fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-17T17:39:33Z",
    "title_canon_sha256": "d569a8914cc9303eb08e4daf6fc5240a7f578de057c0fd93945736304511dcad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06394",
    "kind": "arxiv",
    "version": 2
  }
}